Range:
Subjects: Agriculture; Capsicum annuum; Field experiments
Subjects: Agriculture; Chemical fertilizers; Field experiments; Humic acid; Jizah (Egypt)
Subjects: Agriculture; Ammonium sulfate; Field experiments; Guar; Potassium sulphate
Subjects: Aromatic plants; Domestic gardens; Drugs; Oleander; Rosemary
Subjects: Amino acids; Roselle
Subjects: Agriculture; Amino acids; Field experiments; Phenylalanine
Subjects: Hydroxy acids; Vitamin C
Subjects: Agriculture; German chamomile; Petroleum; Production; Sandy soils
Subjects: Agriculture; Chemical fertilizers; German chamomile; Jizah (Egypt); Organic fertilizers
Subjects: Agriculture; Field experiments; Humic acid; Liquid chromatography; Spectrometers
Subjects: Agriculture; Caraway; Growth; Onions; Potash fertilizers
Subjects: Agriculture; Egypt; Growth; Salinity; Soils
Subjects: Agriculture; Foliar feeding; Growth; Iron; Stellaria
Subjects: Agriculture; Foeniculum; Plant production; Twenty-first century; Zaqaziq
Research interests: Agriculture; Field experiments; Growth; Humic acid; Chemical fertilizers